Home / 268,675.13-370,774.77-153,951.50

Finding the Fourth Proportional to 268,675.13, 370,774.77 and 153,951.50

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Solution

The fourth proportional to 268,675.13, 370,774.77 and 153,951.50 is: 212,454.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,675.13 : 370,774.77 = 153,951.50 : x
  2. Step 2: Convert to fraction form
    268,675.13/370,774.77 = 153,951.50/x
  3. Step 3: Cross multiply
    268,675.13x = 370,774.77 × 153,951.50
  4. Step 4: Simplify right side
    268,675.13x = 57,081,332,003.66
  5. Step 5: Solve for x
    x = 57,081,332,003.66/268,675.13
  6. Step 6: Final answer
    x = 212,454.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.